The answer to this question is B.
Genes.
A gene is a section of a DNA molecule that contains the information to code for one specific protein. The gene contains the code that determines the structure of a protein.
Answer:
Option-3
Explanation:
Collagen is one of the most abundant proteins of the animal kingdom as it is present in the connective tissue.
The collagen protein undergoes glycosylation that is carbohydrate molecules are attached to the protein.
The collagen fiber is produced by the chondroblasts which are suspended in the extracellular matrix of the cell. These fibers provide strength and flexibility to connective tissue.
Thus, Option-3 is the correct answer.Answer:
Organisms need nutrients to b. carry out essential life functions
